Phonons in Low-dimensional Materials

Presentations

• Impact of the mean free path distribution on hydrodynamic thermal transport in graphene

  Oral-In-person

  March 17, 2026, 12:00 PM – March 17, 2026, 12:12 PM

  Presenters

  • Aidan Belanger

    • University of Utah

  Authors

  • Aidan Belanger

    • University of Utah

  • Zlatan Aksamija

    • University of Utah

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• Anti-Chiral Phonons: Sublattice Angular Momentum in PT Symmetric Systems

  Oral-In-person

  March 17, 2026, 12:12 PM – March 17, 2026, 12:24 PM

  Presenters

  • Sanjib Kumar Das

    • University of Delaware

  Authors

  • Sanjib Kumar Das

    • University of Delaware

  • Randy Yeh

    • University of Delaware

  • Yafei Ren

    • University of Delaware

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• Tuning Thermal Transport: Investigating Defect Shape Variations in Silicon Phononic Crystals

  Oral-In-person

  March 17, 2026, 12:24 PM – March 17, 2026, 12:36 PM

  Publication: De Araujo Oliveira, H.; Fan, Z.; Harju, A.; Pereira, L. F. C. ACS Appl. Nano Mater. 2025, 8, 9, 4364–4372.

  Presenters

  • Higo De Araujo Oliveira

    • Universidade Federal de Pernambuco

  Authors

  • Higo De Araujo Oliveira

    • Universidade Federal de Pernambuco

  • Zheyong Fan

  • Ari Harju

  • Luiz Felipe Pereira

    • Universidade de Pernambuco

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• Phonon Angular Momentum Generation by Heat Current and Rectified Vibrational Energy Transfer in Driven Chiral Molecules.

  Oral-In-person

  March 17, 2026, 12:36 PM – March 17, 2026, 12:48 PM

  Publication: Feng, Jichen, Ethan Abraham, Joseph Subotnik, and Abraham Nitzan. "Nuclear Angular Momentum Generation in Thermally Driven Chiral Systems." arXiv preprint arXiv:2508.06738 (2025).
  Feng, Jichen, Ethan D. Abraham, Joseph E. Subotnik, and Abraham Nitzan. "Rectification of Vibrational Energy Transfer in Driven Chiral Molecules." arXiv preprint arXiv:2509.00324 (2025).

  Presenters

  • Jichen Feng

    • University of Pennsylvania

  Authors

  • Jichen Feng

    • University of Pennsylvania

  • Ethan Abraham

  • Joseph Subotnik

    • Princeton University

  • Abraham Nitzan

    • University of Pennsylvania

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• A New Model for Heat Transport in Low-dimensional Systems

  Oral-In-person

  March 17, 2026, 12:48 PM – March 17, 2026, 1:00 PM

  Presenters

  • Yuan Gao

    • University of Florida

  Authors

  • Yuan Gao

    • University of Florida

  • Khandker Muttalib

    • University of Florida

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• Resolving Nonequilibrium Phonon Dynamics in Moiré Heterostructures with Machine Learned Interatomic Potentials for Enhancing Thermal Transport

  Oral-In-person

  March 17, 2026, 1:00 PM – March 17, 2026, 1:12 PM

  Publication: [1] Johnson, A.C. et al. (2024) 'Hidden phonon highways promote photoinduced interlayer energy transfer in twisted transition metal dichalcogenide heterostructures', Science Advances, 10(4).
  [2] Georgaras, J.D. et al. (2025) Accurate, transferable, and verifiable machine-learned interatomic potentials for layered materials, arXiv: .

  Presenters

  • Johnathan Georgaras

    • Stanford University

  Authors

  • Johnathan Georgaras

    • Stanford University

  • Felipe da Jornada

    • Stanford University

  • Fang Liu

    • Stanford University

  • Archana Raja

    • Lawrence Berkeley National Laboratory

  • Akash Ramdas

    • Stanford University

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• Understanding phonon spatial coherence via atomistic wave-packet simulations

  Oral-In-person

  March 17, 2026, 1:12 PM – March 17, 2026, 1:24 PM

  Publication: ​Maranets, T., et al. (2025). Role of interface mixing on coherent heat conduction in periodic and aperiodic
  superlattices. Journal of Physics: Condensed Matter, 37(33), 335001.
  
  ​Maranets, T., & Wang, Y. (2025). How phonon coherence develops and contributes to heat conduction in periodic
  and aperiodic superlattices. International Journal of Thermal Sciences, 217, 110018.
  
  Maranets, T., & Wang, Y. (2024). Prominent phonon transmission across aperiodic superlattice through coherent
  mode-conversion. Applied Physics Letters, 125(4).
  
  Maranets, T., Nasiri, M., & Wang, Y. (2024). Influence of Spatial Coherence on Phonon Transmission across
  Aperiodically Arranged Interfaces. Physics Letters A, 512, 129572.

  Presenters

  • Theodore Maranets

    • University of Nevada, Reno

  Authors

  • Theodore Maranets

    • University of Nevada, Reno

  • Yan Wang

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• Nanoscale confinement of phonon flow and heat transport in 3D nanostructured semiconductors

  Oral-In-person

  March 17, 2026, 1:24 PM – March 17, 2026, 1:36 PM

  Publication: - ACS AMI 14, 41316 (2022).
  - Nano Lett. 23 (6), 2129 (2023)
  - NPJ Comput. Mat. 11 172, (2025)

  Presenters

  • Emma Nelson

    • University of Colorado, Boulder

  Authors

  • Emma Nelson

    • University of Colorado, Boulder

  • Joshua Knobloch

  • Albert Beardo

    • Autonomous University of Barcelona

  • Brendan McBennett

    • JILA

  • Theodore Culman

    • National Institute of Standards and Technology (NIST)

  • Weinan Chen

  • Tara Sabet

  • Henry Kapteyn

    • University of Colorado, Boulder

  • Ismaila Dabo

  • Margaret Murnane

    • JILA

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• Mechanic torque induced by chiral phonons: high-throughput calculations and universal force field approach

  Oral-In-person

  March 17, 2026, 1:36 PM – March 17, 2026, 1:48 PM

  Presenters

  • Yulin Shen

    • University of Tennessee, Knoxville

  Authors

  • Yulin Shen

    • University of Tennessee, Knoxville

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• Disorder-Induced Slow Relaxation of Phonon Polarization

  Oral-In-person

  March 17, 2026, 1:48 PM – March 17, 2026, 2:00 PM

  Publication: Y. Suzuki and S. Murakami, Phys. Rev. Lett. 135, 046301 (2025).

  Presenters

  • Yuta Suzuki

    • Institute of Science Tokyo, Tokyo

  Authors

  • Yuta Suzuki

    • Institute of Science Tokyo, Tokyo

  • Shuichi Murakami

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• Magnetic Field Induced Nonreciprocal Phonons in Noncentrosymmetric System

  Oral-In-person

  March 17, 2026, 2:00 PM – March 17, 2026, 2:12 PM

  Presenters

  • Randy Yeh

    • University of Delaware

  Authors

  • Randy Yeh

    • University of Delaware

  • Yafei Ren

    • University of Delaware

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• Angular Momentum Fluctuations in the Phonon Vacuum of Symmetric Crystals

  Oral-In-person

  March 17, 2026, 2:12 PM – March 17, 2026, 2:24 PM

  Publication: arXiv:2506.21801

  Presenters

  • Rule Yi

    • Boston college

  Authors

  • Rule Yi

    • Boston college

  • Violet Williams

  • Benedetta Flebus

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